<?php 
    $pro_name = $_POST['pro_name'];
    $cate_id = $_POST['cate_id'];
    $price_sell = $_POST['price_sell'];
    $price_buy = $_POST['price_buy'];
    include_once('connect.php');
    $db = new database("INSERT INTO product(pro_name, cate_id, pro_price_sell, pro_price_buy)
                        VALUE('".$pro_name."', ".$cate_id.", ".$price_sell.", ".$price_buy.")");
    
?>